A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 6220-01-352-0396
NSN 5990-01-512-9129
NSN 5835-01-469-6009
NSN 6150-00-202-9150
NSN 5915-01-550-3416
NSN 6650-00-544-5497
NSN 6620-01-573-9864
NSN 5935-00-472-9609
NSN 6620-01-369-4627
NSN 5990-01-142-0538
NSN 5915-00-947-6234
NSN 5855-00-832-9341